2. -13 points OSCAT1 9.3.106. If tan(x) = -3 and x is in quadrant IV, find...
If tan(x) = - and x is in quadrant IV, find the exact values of the expressions without solving for x. (a) sin() (b) cos) (c) tan(1)
If tan(x) =-4 and x is in quadrant IV, find the exact values of the expressions without solving for x. 1 (a) singX 2 cos( 2 (b) (c) tan 2 (5) (c) t 2
If tan x = -and x is in the fourth quadrant, find the following values. (a) sin (1) (b) cos (3) (c) tan(2x)
Let θ be an angle in quadrant IV such that cosθ= 12/13 Find the exact values of csc θ and tan θ Let be an angle in quadrant IV such that cos 0 = 12 13 Find the exact values of csc and tan . 3 csc Х 5 ? tan
3 12 3. If sin = and angle a terminates in the second quadrant and tan y = 5 and angle y 5 terminates in the first quadrant, then find the exact value of the following: A. cos(inty) B. sin(y - 3) C. tan-y) 7T COS." sin 4. Write each of the following as a single trigonometric function: TT A sin cos 12 12 tan-tany B 1 + tan 4 tany 5. Expand and simplify: sin ( x - 3...
13 points 0/3 Submissions Used Find sin (2x), cos(2x), and tan(2x) from the given information sec (n) 8, in quadrant II sin (2x) cos (2x)- tan (2x) = Practice
show work 9. tan 37 10. sec 4 11. Find sin(x + y) and cos(x + y) if cosx = - cosy = -— x is in quadrant II and y is in quadrant III. [10] 12. Find the exact value of sin 2x and cos 2x if sin x = and cos x = - [6] 5 13. Simplify tan (x + 3) to a form involving sinx, cosx, and/or tanx. [6]
If sin x x in quadrant I, then find (without finding x) 2 7 sin(2x) = cos(2x) tan(2x)
use the info. given below to find sin(a-b) cos a= 5/13, with a in quadrant IV cos b= -5/13, with b in quadrant III O TRIGONOMETRIC IDENTITIES AND EQUATIONS Sum and difference identities: Problem type 3 Use the information given below to find sin(a - b). COS 7 5 with a in quadrant IV 13 5 with B in quadrant III 13 cos B 1 Give the exact answer, not a decimal approximation. sin (a - b) = 0 8...
let Theta be an angle in quadrant IV with cos(theta)=3/5 find sin(2theta), cos(2theta) and tan(theta/2)